1. : .
2. :
,
4,
3. :
. . .
4, , . , .
:
1. , . .1 .
.1
| / | 3 3 | 3 4 | . | ||||
| I, | U, | P, | I, | U, | P, | ||
2. 3
' 4
= 3600 1000/N0,
N0 , .
3. .1, . 
.1
4. 15 . .
5. PJ (3) (4).
6. 30 ( . 8 ). .
7. .5 6, 30 .
8. .6 3 (N3) 4 (N4) 1 . . N3 N4 , .
9. , .2 .8, , 30 :
Wa = C N3 30;
W = C ' N4 30;
10. .9 .7.
11.
tg φ = W/ Wa;
Wa W, .9.
12. 2
.2
| NI | N | CI | C | U, | I1 A | I2 A | I3 A | PJ | PK | N3 | N4 | W | W | tgj | |
|
|
|
12. .
4. :
4.1. .. . 1986.-351 .
4.2. ..- . - 1983. 392 .
4.3. .., .. : . . - |.:, 2000. - 408 .
4.4. .., .. , : . . - .: . ., 2001. -205.
